The touchscreen reports a battery status of 0% and jumps to 1% when a
stylus is used.
The device ID was added and the battery ignore quirk was enabled for it.
Signed-off-by: Louis Dalibard <ontake@xxxxxxxxxx>
---
drivers/hid/hid-ids.h | 2 ++
drivers/hid/hid-input.c | 4 ++++
2 files changed, 6 insertions(+)
diff --git a/drivers/hid/hid-ids.h b/drivers/hid/hid-ids.h
index 61d2a21affa2..72d56ee7ce1b 100644
--- a/drivers/hid/hid-ids.h
+++ b/drivers/hid/hid-ids.h
@@ -423,6 +423,8 @@
#define I2C_DEVICE_ID_HP_SPECTRE_X360_13_AW0020NG 0x29DF
#define I2C_DEVICE_ID_ASUS_TP420IA_TOUCHSCREEN 0x2BC8
#define I2C_DEVICE_ID_ASUS_GV301RA_TOUCHSCREEN 0x2C82
+#define I2C_DEVICE_ID_ASUS_UX3402_TOUCHSCREEN 0x2F2C
+#define I2C_DEVICE_ID_ASUS_UX6404_TOUCHSCREEN 0x4116
#define USB_DEVICE_ID_ASUS_UX550VE_TOUCHSCREEN 0x2544
#define USB_DEVICE_ID_ASUS_UX550_TOUCHSCREEN 0x2706
#define I2C_DEVICE_ID_SURFACE_GO_TOUCHSCREEN 0x261A
diff --git a/drivers/hid/hid-input.c b/drivers/hid/hid-input.c
index e03d300d2bac..0d21590e2d2c 100644
--- a/drivers/hid/hid-input.c
+++ b/drivers/hid/hid-input.c
@@ -377,6 +377,10 @@ static const struct hid_device_id hid_battery_quirks[] = {
HID_BATTERY_QUIRK_IGNORE },
{ HID_I2C_DEVICE(USB_VENDOR_ID_ELAN, I2C_DEVICE_ID_ASUS_GV301RA_TOUCHSCREEN),
HID_BATTERY_QUIRK_IGNORE },
+ { HID_I2C_DEVICE(USB_VENDOR_ID_ELAN, I2C_DEVICE_ID_ASUS_UX3402_TOUCHSCREEN),
+ HID_BATTERY_QUIRK_IGNORE },
+ { HID_I2C_DEVICE(USB_VENDOR_ID_ELAN, I2C_DEVICE_ID_ASUS_UX6404_TOUCHSCREEN),
+ HID_BATTERY_QUIRK_IGNORE },
{ HID_USB_DEVICE(USB_VENDOR_ID_ELAN, USB_DEVICE_ID_ASUS_UX550_TOUCHSCREEN),
HID_BATTERY_QUIRK_IGNORE },
{ HID_USB_DEVICE(USB_VENDOR_ID_ELAN, USB_DEVICE_ID_ASUS_UX550VE_TOUCHSCREEN),
--
2.45.2
